What is the Greatest Common Factor of 61240 and 61244?

Greatest common factor (GCF) of 61240 and 61244 is 4.

GCF(61240,61244) = 4

We will now calculate the prime factors of 61240 and 61244, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61240 and 61244.

How to find the GCF of 61240 and 61244?

We will first find the prime factorization of 61240 and 61244. After we will calculate the factors of 61240 and 61244 and find the biggest common factor number .

Step-1: Prime Factorization of 61240

Prime factors of 61240 are 2, 5, 1531. Prime factorization of 61240 in exponential form is:

61240 = 2³ × 5¹ × 1531¹

Step-2: Prime Factorization of 61244

Prime factors of 61244 are 2, 61, 251. Prime factorization of 61244 in exponential form is:

61244 = 2² × 61¹ × 251¹

Step-3: Factors of 61240

List of positive integer factors of 61240 that divides 61240 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1531, 3062, 6124, 7655, 12248, 15310, 30620

Step-4: Factors of 61244

List of positive integer factors of 61244 that divides 61240 without a remainder.

1, 2, 4, 61, 122, 244, 251, 502, 1004, 15311, 30622

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61240 and 61244. The biggest common factor number is the GCF number.
So the greatest common factor 61240 and 61244 is 4.

Also check out the Least Common Multiple of 61240 and 61244